Makita LXT BL1860B 18V 6.0Ah Lithium-Ion Battery (Li-Ion) with Charge Indicator BL1860B increases the working time of 18V cordless power tools do 2 times in the ratio do 3.0Ah The BL1860B battery can be charged with the Makita fast charger and will be fully charged in just 55 minutes making it the fastest-charged 6.0Ah battery Do additional working time in relation to do BL1830 Compatible with existing fast chargers Optimum computer-controlled charging Compatible with machines marked with an asterisk in the battery connector Compatible with machines with yellow battery connector Cooling system for maximum battery life Battery protection system TECHNICAL DATA Technical specification Model: BL1860B Battery Type: Li-ion Battery Voltage: 18 V Capacity: 6,0 Ah Chargers [charging time]: DC18RC: 45 mins. DC18RD: 45 mins. DC18RE: 55 min. DC18SD: 130 mins